Grand Central Terminal centennial celebration (15 images)

A antique rotary device dating back to 1913 that converts AC to DC power still remains in a sub basement of Grand Central Terminal one day before the Grand Central Terminal Centennial Celebration in New York City on January 31, 2013. Grand Central is the worlds largest train terminal with 45 track platforms and 63 tracks. UPI/John Angelillo

Antique equipment remains in a sub basement of Grand Central Terminal one day before the Grand Central Terminal Centennial Celebration in New York City on January 31, 2013. Grand Central is the worlds largest train terminal with 45 track platforms and 63 tracks. UPI/John Angelillo

Visitors markings still remain on the walls of the room that holds the mechanical workings of the stained glass Tiffany Clock one day before the Grand Central Terminal Centennial Celebration in New York City on January 31, 2013. Grand Central is the worlds largest train terminal with 45 track platforms and 63 tracks. UPI/John Angelillo

The Operations Control center is set up below Grand Central Terminal one day before the Grand Central Terminal Centennial Celebration in New York City on January 31, 2013. Grand Central is the worlds largest train terminal with 45 track platforms and 63 tracks. UPI/John Angelillo